<script setup>
import { ref } from 'vue'
import { Plus, Upload } from '@element-plus/icons-vue'
import { useUserStore } from '@/stores'
import { userUploadAvatarService } from '@/api/user'
const userStore = useUserStore()

const imgUrl = ref(userStore.user.user_pic)
const uploadRef = ref()
const onSelectFile = (uploadFile) => {
    console.log(uploadFile, 'upload')
    //方法一预览
    //imgUrl.value = URL.createObjectURL(uploadFile.raw)
    //方法二：基于fileReader读取图片做预览
    const reader = new FileReader()
    reader.readAsDataURL(uploadFile.raw)
    reader.onload = () => {
        imgUrl.value = reader.result
        // console.log(imgUrl.value)
    }
}
const onUpdateAvatar = async () => {
    await userUploadAvatarService(imgUrl.value)
    await userStore.getUser()
    ElMessage({ type: 'success', message: '更换头像成功' })
}


</script>

<template>
    <page-container title="更换头像">
        <el-row>
            <el-col :span="12">
                <el-upload ref="uploadRef" class="avatar-uploader" :auto-upload="false" :show-file-list="false"
                    :on-change="onSelectFile">
                    <img v-if="imgUrl" :src="imgUrl" class="avatar" />
                    <img v-else src="@/assets/avatar.jpg" width="278" />
                </el-upload>
                <br />
                <el-button @click="uploadRef.$el.querySelector('input').click()" type="primary" :icon="Plus"
                    size="large">
                    选择图片
                </el-button>
                <el-button @click="onUpdateAvatar" type="success" :icon="Upload" size="large">
                    上传头像
                </el-button>
            </el-col>
        </el-row>
    </page-container>
</template>

<style lang="scss" scoped>
.avatar-uploader {
    :deep() {
        .avatar {
            width: 278px;
            height: 278px;
            display: block;
        }

        .el-upload {
            border: 1px dashed var(--el-border-color);
            border-radius: 6px;
            cursor: pointer;
            position: relative;
            overflow: hidden;
            transition: var(--el-transition-duration-fast);
        }

        .el-upload:hover {
            border-color: var(--el-color-primary);
        }

        .el-icon.avatar-uploader-icon {
            font-size: 28px;
            color: #8c939d;
            width: 278px;
            height: 278px;
            text-align: center;
        }
    }
}
</style>
